精选70CNBC 财经（RSS）股市
亚马逊Prime Day提前到来，华尔街密切关注
Amazon Prime Day arrives earlier this year. Here's why Wall Street is watching closely
This year could see a major drive to everyday essentials, a growing category for the e-commerce giant's annual shopping event.
更进一步：量化金融体系
看懂新闻只是起点——沿量化金融路径，把它变成能交付的工程能力